Compact 1XN light power shunt
A splitter and optical power technology, applied in the field of integrated optoelectronics, can solve the problems of lengthening device size, increasing loss, uneven power distribution, etc., and achieve the effect of balanced output power and reduced size
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[0019] refer to figure 1 , figure 2 , a compact 1×N optical power splitter, including: N T-type splitters 1, N is a natural number greater than or equal to 2, as the output of the previous stage T-type splitter and as The input terminal connection of the last stage T-type splitter is characterized in that the T-type splitter 1 includes a multimode interference waveguide 6, and one end of the multimode interference waveguide 6 is provided with a single The mode incident waveguide 3 is provided with a V-shaped groove 5 on the output waveguide of the multi-mode interference type waveguide 6, and the two output waveguides separated by the V-shaped groove 5 are used as two output ends of the T-shaped splitter. The optical power modulation module 4 is arranged on the mode interference waveguide 6 . The above-mentioned optical power modulation module can adopt the modules disclosed in the prior art, for example: in the Journal of the University of Electronic Science and Technology...
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